119242889 has 2 divisors, whose sum is σ = 119242890. Its totient is φ = 119242888.

The previous prime is 119242859. The next prime is 119242891. The reversal of 119242889 is 988242911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105678400 + 13564489 = 10280^2 + 3683^2 .

It is a cyclic number.

It is not a de Polignac number, because 119242889 - 2¹² = 119238793 is a prime.

Together with 119242891, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (119242859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59621444 + 59621445.

It is an arithmetic number, because the mean of its divisors is an integer number (59621445).

Almost surely, 2^119242889 is an apocalyptic number.

It is an amenable number.

119242889 is a deficient number, since it is larger than the sum of its proper divisors (1).

119242889 is an equidigital number, since it uses as much as digits as its factorization.

119242889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 44.

The square root of 119242889 is about 10919.8392387434. The cubic root of 119242889 is about 492.2028943179.

The spelling of 119242889 in words is "one hundred nineteen million, two hundred forty-two thousand, eight hundred eighty-nine".